Chemical Process
Chrome tanning and vegetable tanning are done for

Neither light nor heavy leather
Light & heavy leather respectively
Both light & heavy leather
Heavy & light leather respectively

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Chemical Process
Transparent soaps (e.g. Pears) are

Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency
Metallic soaps with frothing agent and free stearic acid to achieve transparency
Metallic soaps with frothing agent from which glycerine has not been recovered
None of these

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